39 lines
1.3 KiB
C++
39 lines
1.3 KiB
C++
// libsodium_wrapper.cpp - Libsodium Wrapper for ColumnLynx
|
|
// Copyright (C) 2025 DcruBro
|
|
// Distributed under the terms of the GNU General Public License, either version 2 only or version 3. See LICENSES/ for details.
|
|
|
|
#include <columnlynx/common/libsodium_wrapper.hpp>
|
|
|
|
namespace ColumnLynx::Utils {
|
|
|
|
LibSodiumWrapper::LibSodiumWrapper() {
|
|
if (sodium_init() < 0) {
|
|
throw std::runtime_error("Failed to initialize libsodium");
|
|
}
|
|
|
|
// Generate keypair
|
|
if (crypto_sign_keypair(mPublicKey.data(), mPrivateKey.data()) != 0) {
|
|
throw std::runtime_error("Failed to generate key pair");
|
|
}
|
|
|
|
// Convert to Curve25519 keys for encryption
|
|
crypto_sign_ed25519_pk_to_curve25519(mXPublicKey.data(), mPublicKey.data());
|
|
crypto_sign_ed25519_sk_to_curve25519(mXPrivateKey.data(), mPrivateKey.data());
|
|
|
|
log("Libsodium initialized and keypair generated");
|
|
}
|
|
|
|
uint8_t* LibSodiumWrapper::getPublicKey() {
|
|
return mPublicKey.data();
|
|
}
|
|
|
|
uint8_t* LibSodiumWrapper::getPrivateKey() {
|
|
return mPrivateKey.data();
|
|
}
|
|
|
|
std::array<uint8_t, 32> LibSodiumWrapper::generateRandom256Bit() {
|
|
std::array<uint8_t, 32> randbytes; // 256 bits
|
|
randombytes_buf(randbytes.data(), randbytes.size());
|
|
return randbytes;
|
|
}
|
|
} |